Annotations: 6YHH

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.30.379.10	Alpha Beta	2-Layer Sandwich	Chitobiase	domain 2	CATH (utative)
B	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (utative)
A	3.30.379.10	Alpha Beta	2-Layer Sandwich	Chitobiase	domain 2	CATH (utative)
A	3.20.20.80	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Glycosidases	CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF02838	Glycosyl hydrolase family 20, domain 2 (Glyco_hydro_20b)	Glycosyl hydrolase family 20, domain 2	This domain has a zincin-like fold.	Domain
A, B	PF00728	Glycosyl hydrolase family 20, catalytic domain (Glyco_hydro_20)	Glycosyl hydrolase family 20, catalytic domain	This domain has a TIM barrel fold.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Beta-N-acetylglucosaminidase-like protein Glycoside hydrolase family 20	hydrolase activity, acting on glycosyl bonds hexosaminidase activity beta-N-acetylhexosaminidase activity hydrolase activity, hydrolyzing O-glycosyl compounds hydrolase activity catalytic activity	glycosaminoglycan metabolic process aminoglycan metabolic process carbohydrate derivative metabolic process metabolic process cellular process macromolecule metabolic process membrane lipid metabolic process sphingolipid catabolic process ceramide metabolic process ganglioside catabolic process carbohydrate derivative catabolic process glycosphingolipid catabolic process catabolic process lipid catabolic process glycosaminoglycan metabolic process aminoglycan metabolic process carbohydrate derivative metabolic process metabolic process cellular process macromolecule metabolic process membrane lipid metabolic process sphingolipid catabolic process ceramide metabolic process ganglioside catabolic process carbohydrate derivative catabolic process glycosphingolipid catabolic process catabolic process lipid catabolic process glycolipid metabolic process glycosphingolipid metabolic process liposaccharide metabolic process primary metabolic process sphingolipid metabolic process membrane lipid catabolic process glycolipid catabolic process ceramide catabolic process amide metabolic process ganglioside metabolic process lipid metabolic process carbohydrate metabolic process	cellular anatomical structure membrane membrane-bounded organelle intracellular organelle intracellular anatomical structure organelle lytic vacuole vacuole cytoplasm intracellular membrane-bounded organelle lysosome

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR017853	Glycoside hydrolase superfamily	Homologous Superfamily
A, B	IPR029018	Beta-hexosaminidase-like, domain 2	Homologous Superfamily
A, B	IPR015883	Glycoside hydrolase family 20, catalytic domain	Domain
A, B	IPR025705	Beta-hexosaminidase	Family
A, B	IPR015882	Beta-hexosaminidase, bacterial type, N-terminal	Domain

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.